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ASoC: fsl: imx-ssi: fix probe on imx31

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On imx31 with mc13783 codec the FIQ is not necessary and not enabled
as DMA transfer is available.
Change the probe() function to fail only if both FIQ and DMA are not
available.

Signed-off-by: Philippe Rétornaz <philippe.retornaz@epfl.ch>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Philippe Rétornaz 2013-10-01 14:36:10 +02:00 committed by Mark Brown
parent 1d73ad298d
commit 5a6e19bedb
2 changed files with 14 additions and 11 deletions
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23
sound/soc/fsl/imx-ssi.c
View File

@ -600,19 +600,17 @@ static int imx_ssi_probe(struct platform_device *pdev)
ssi->fiq_params.dma_params_rx = &ssi->dma_params_rx;
ssi->fiq_params.dma_params_tx = &ssi->dma_params_tx;
ret = imx_pcm_fiq_init(pdev, &ssi->fiq_params);
if (ret)
goto failed_pcm_fiq;
ssi->fiq_init = imx_pcm_fiq_init(pdev, &ssi->fiq_params);
ssi->dma_init = imx_pcm_dma_init(pdev);
ret = imx_pcm_dma_init(pdev);
if (ret)
goto failed_pcm_dma;
if (ssi->fiq_init && ssi->dma_init) {
ret = ssi->fiq_init;
goto failed_pcm;
}
return 0;
failed_pcm_dma:
imx_pcm_fiq_exit(pdev);
failed_pcm_fiq:
failed_pcm:
snd_soc_unregister_component(&pdev->dev);
failed_register:
release_mem_region(res->start, resource_size(res));
@ -628,8 +626,11 @@ static int imx_ssi_remove(struct platform_device *pdev)
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct imx_ssi *ssi = platform_get_drvdata(pdev);
imx_pcm_dma_exit(pdev);
imx_pcm_fiq_exit(pdev);
if (!ssi->dma_init)
imx_pcm_dma_exit(pdev);
if (!ssi->fiq_init)
imx_pcm_fiq_exit(pdev);
snd_soc_unregister_component(&pdev->dev);

2
sound/soc/fsl/imx-ssi.h
View File

@ -211,6 +211,8 @@ struct imx_ssi {
struct imx_dma_data filter_data_rx;
struct imx_pcm_fiq_params fiq_params;
int fiq_init;
int dma_init;
int enabled;
};